Portion of an eyeglass frame



FIG. 1 is a front view of a portion of an eyeglass frame showing our newdesign;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof, the right side view being a mirrorimage thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a perspective view thereof.

The broken lines shown in FIGS. 1-6 are for illustrative purposes onlyand form no part of the claimed design.

The ornamental design for the portion of an eyeglass frame, as shown anddescribed.